* {
    margin: 0;
    padding: 0;
    list-style: none;
    user-select: none;
}
body {
    display: flex;
    min-height: 100vh;
}
.scalable {
    background-color: #eee;
    position: relative;
    min-width: 150px;
    max-width: 1000px;
    width: 200px;
}
.main{
    background-color: white;
    flex: 1;
}
.content {
    padding: 20px;
    text-align: center;
}
.content img {
    display: block;
    max-width: 100%;
    margin : auto;
}

.scalable .separator {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    right: 0;
    width: 14px;
    height: 100%;
    background-color: white;
    cursor: col-resize;
    box-shadow: 0 0 2px rgba(0,0,0,.35);
}
.scalable .separator i {
    display: block;
    height: 14px;
    width: 1px;
    background-color: #e9e9e9;
    margin: 0 1px;
}
.scalable ul {
    margin-top: 20px;
}

.scalable li{
    padding: 3px 0 3px 20px;
}

.scalable  .now{
    background-color: #d8c9c9f3;
}